Phone – Key Feature Codes

Basic Features

• *0 – Customer support
• *9 – Check voice mail
• *01 – Check balance for long distance calls
• *001 – Recharge with pin code for long distance calls

Caller ID

• *30 – Blocks your Caller ID (for all subsequent calls)
• *31 – Displays your Caller ID (for all subsequent calls)
• *67 – Blocks your Caller ID when dialling a number (per call). Dial “*67” and the number. (No dial tone is played in the middle.)
• *68 – Unblocks your Caller ID on all subsequent calls. Dial “*68” and the number.
• *82 – Displays your Caller ID (per call). Dial “*82” and the number. (No dial tone played in the middle.)

Do Not Disturb

• *78 – Do Not Disturb. Calls will go straight to Voicemail.
• *79 – Disables Do Not Disturb. Incoming calls ring through.

Call Forward

• *72 – Unconditional Call Forward. Dial *72 and forwarding number, then “#”. Wait for dial tone and hang up. (Dial tone indicates successful forward.)
• *73 – Cancels Unconditional Call Forward. Dial *73, wait for dial tone, then hang up.
• *90 – Busy Call Forward. Dial *90 and forwarding number, then “#”. Wait for dial tone then hang up.
• *91 – Cancels Busy Call Forward. Dial *91, wait for dial tone, then hang up.
• *92 – Delayed Call Forward. (Rings 4-5 times first then forwards.) Dial *92 and forwarding number, then “#”. Wait for dial tone then hang up.
• *93 – Cancels Delayed Call Forward. Dial *93, wait for dial tone, then hang up.

Grandstream DP 715/710

Transfer to 3rd Party

• During a phone conversation, you can press "R" on the phone and dial the 3rd party’s phone number.
• When you hear a ring tone, hang up the phone and the call will be automatically transferred to that 3rd party.

Conference Calls

• While you are on a call with Caller A, press “R” to get a dial tone and dial Caller B’s number. When Caller B answers, then press “R” again and the conference call will be established with you and Callers A and B.
• If Caller B does not answer, you can press “R” to get back to Caller A.
• If your press “R” during the conference call, then Caller B will be dropped.
• If you hang up during the conference call, it will be terminated for all three parties when the configuration “Transfer on Conference Hang up” is set to “No”.
• If the configuration is set to “Yes”, then the call will be transferred to A and B and they can continue the conversation.

Check out how you to use our special “Access Numbers” to save money when you travel!

Grandstream HT 701 Adapter

Call Transfer

• Assuming that you are on a call and wish to transfer the call to another party:

Blind Transfer

• Use the “Flash” button on the analog phone to hold the current call.
• After the dial tone is played, press “*87”, and then dial the number you are transferring the call to.
• End your dialling with “#” or wait for time out.
• You will be disconnected after the transfer is completed.

Attended Transfer

• Use the “Flash” button on the analog phone to hold the current call.

• After dial tone is played, dial the number you are transferring the call to.
• After your transfer target answers, you can hang up and the Adapter will complete the transfer automatically.
• If your target does not answer the call, press “Flash” on the analog phone to resume the original call.

3-Way Conference

Assuming that you are in a call and wish to bring a third party into conference:

• Press “Flash” on the analog phone to hold the current call.
• After dial tone is played, dial the third party’s number.
• If the third party answers, press “Flash” to bring both parties into the conference.
• If the third party does not answer the call, you can press “Flash” to resume the original call.
• If “Flash” is pressed during the conference call, then the third party will be dropped out.
• If you hang up your phone during the conference call, then the call will be terminated for all three parties.

If the “Transfer on Conference Hang-up” feature is enabled, then when you hang up, the other parties will still remain on the line.

Basic Features

• *0 – Customer support
• *9 – Check voice mail
• *01 – Check balance for long distance calls
• *001 – Recharge with pin code for long distance calls

Caller ID

• *30 – Blocks your Caller ID (for all subsequent calls)
• *31 – Displays your Caller ID (for all subsequent calls)
• *67 – Blocks your Caller ID when dialling a number (per call). Dial “*67” and the number. (No dial tone is played in the middle.)
• *68 – Unblocks your Caller ID on all subsequent calls. Dial “*68” and the number.
• *82 – Displays your Caller ID (per call). Dial “*82” and the number. (No dial tone played in the middle.)

Do Not Disturb

• *78 – Do Not Disturb. Calls will go straight to Voicemail.
• *79 – Disables Do Not Disturb. Incoming calls ring through.

Call Forward

• *72 – Unconditional Call Forward. Dial *72 and forwarding number, then “#”. Wait for dial tone and hang up. (Dial tone indicates successful forward.)
• *73 – Cancels Unconditional Call Forward. Dial *73, wait for dial tone, then hang up.
• *90 – Busy Call Forward. Dial *90 and forwarding number, then “#”. Wait for dial tone then hang up.
• *91 – Cancels Busy Call Forward. Dial *91, wait for dial tone, then hang up.
• *92 – Delayed Call Forward. (Rings 4-5 times first then forwards.) Dial *92 and forwarding number, then “#”. Wait for dial tone then hang up.
• *93 – Cancels Delayed Call Forward. Dial *93, wait for dial tone, then hang up.

Grandstream DP 715/710

Transfer to 3rd Party

• During a phone conversation, you can press "R" on the phone and dial the 3rd party’s phone number.
• When you hear a ring tone, hang up the phone and the call will be automatically transferred to that 3rd party.

Conference Calls

• While you are on a call with Caller A, press “R” to get a dial tone and dial Caller B’s number. When Caller B answers, then press “R” again and the conference call will be established with you and Callers A and B.
• If Caller B does not answer, you can press “R” to get back to Caller A.
• If your press “R” during the conference call, then Caller B will be dropped.
• If you hang up during the conference call, it will be terminated for all three parties when the configuration “Transfer on Conference Hang up” is set to “No”.
• If the configuration is set to “Yes”, then the call will be transferred to A and B and they can continue the conversation.

Check out how you to use our special “Access Numbers” to save money when you travel!

Grandstream HT 701 Adapter

Call Transfer

• Assuming that you are on a call and wish to transfer the call to another party:

Blind Transfer

• Use the “Flash” button on the analog phone to hold the current call.
• After the dial tone is played, press “*87”, and then dial the number you are transferring the call to.
• End your dialling with “#” or wait for time out.
• You will be disconnected after the transfer is completed.

Attended Transfer

• Use the “Flash” button on the analog phone to hold the current call.
• After dial tone is played, dial the number you are transferring the call to.
• After your transfer target answers, you can hang up and the Adapter will complete the transfer automatically.
• If your target does not answer the call, press “Flash” on the analog phone to resume the original call.

3-Way Conference

Assuming that you are in a call and wish to bring a third party into conference:

• Press “Flash” on the analog phone to hold the current call.
• After dial tone is played, dial the third party’s number.
• If the third party answers, press “Flash” to bring both parties into the conference.
• If the third party does not answer the call, you can press “Flash” to resume the original call.
• If “Flash” is pressed during the conference call, then the third party will be dropped out.
• If you hang up your phone during the conference call, then the call will be terminated for all three parties.

If the “Transfer on Conference Hang-up” feature is enabled, then when you hang up, the other parties will still remain on the line.